| Name | CVE-2015-3218 |
| Description | The authentication_agent_new function in polkitbackend/polkitbackendinteractiveauthority.c in PolicyKit (aka polkit) before 0.113 allows local users to cause a denial of service (NULL pointer dereference and polkitd daemon crash) by calling RegisterAuthenticationAgent with an invalid object path. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| Debian Bugs | 787932 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| policykit-1 (PTS) | jessie, jessie (lts) | 0.105-15~deb8u5 | fixed |
| stretch (security), stretch (lts), stretch | 0.105-18+deb9u2 | fixed |
| buster (security), buster, buster (lts) | 0.105-25+deb10u1 | fixed |
| bullseye (security), bullseye | 0.105-31+deb11u1 | fixed |
| bookworm | 122-3 | fixed |
| sid, trixie | 125-2 | fixed |
The information below is based on the following data on fixed versions.
Notes
[wheezy] - policykit-1 <no-dsa> (Minor issue)
[squeeze] - policykit-1 <not-affected> (Vulnerable code introduced later)
http://lists.freedesktop.org/archives/polkit-devel/2015-May/000420.html
Patch: http://cgit.freedesktop.org/polkit/commit/?id=48e646918efb2bf0b3b505747655726d7869f31c
Introduced by: http://cgit.freedesktop.org/polkit/commit/?id=6eeb077bc90c9c7783360a526b2f04645b1b0848